The observation deck at One World Trade Center

Southern Manhattan spreads out below the windows of the 100th floor observation deck in One World Trade Center today.

REUTERS

The view from the 100th floor observation deck at One World Trade Center.

EPA

A view of One World Trade Center.

AFP/Getty Images

Dave Checketts, front left, Chairman and CEO of Legends, along with officials from The Durst Organization, Legends Hospitality LLC and The Port Authority of New York & New Jersey give a preview to the news media of the One World Observatory site, the planned public observation deck under construction on the 100th floor of One World Trade Center today.

AFP/Getty Images

Members of the media take pictures of New York through the windows of the 100th floor observation deck in One World Trade Center.

REUTERS

People photograph the view fron the One World Observatory site, the planned public observation deck under construction on the 100th floor of One World Trade Center.

AFP/Getty Images

The Empire State Building stands behind a worker as they clean the windows of the 100th floor observation deck in One World Trade Center.

REUTERS

Members of the media are reflected in the windows of the 100th floor observation deck in One World Trade Center.

REUTERS

A view of Manhattan looking north from the One World Observatory site, the planned public observation deck under construction on the 100th floor of One World Trade Center.

AFP/Getty Images

A view of Manhattan looking north from the One World Observatory site, the planned public observation deck under construction on the 100th floor of One World Trade Center.

AFP/Getty Images

An artists rendering, provided by the Port Authority of New York and New Jersey, shows what the observation deck will look like when it is completed.

AP

An artists rendering, provided by the Port Authority of New York and New Jersey, shows what the observation deck will look like when it is completed.